supply of 3 pac -c items clubbed. pac holder m/s besco limited-kolkata.3 pac -c items clubbed. pac holder m/s besco limited-kolkata.,outer coil spring for mk-50 draft gear, confirming to rdso str no.49-bd-08 (ite m to be supplied with work test certificate) besco drg.no.item no.11 of fig. 19 in besco manu al rev.1 of march 99, alt.nil. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , corner coil spring for mk-50 draft gear to besco drg item no.12, of fig 19 of be sco manual alt- nil. confirm to rdso spec no 49-bd-8 with amendment-1 of sep.2016 (item to b e supplied with work test certificate). [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] , inner coil spring for mk-50 draft gear, (item to be supplied with work test certi ficate) to drg no. item no. 10, of fig 19 of besco manual alt. nil [ warranty period: 30 months a fter the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]